diff options
| author | Michel Dänzer <michel@tungstengraphics.com> | 2007-10-17 18:26:31 +0200 |
|---|---|---|
| committer | Michel Dänzer <michel@tungstengraphics.com> | 2007-10-17 18:37:12 +0200 |
| commit | b4531121330fa85a072f129d11e8432b5294c789 (patch) | |
| tree | 3946c340517aaa7c3f4f3e2476f4a4956dcfdf37 /src/mesa/drivers/dri/i915 | |
| parent | 87966baa8d15ff58cd63da23627a4285bb7fb7e7 (diff) | |
i915: Don't emit 'empty' blit rectangles.
The hardware seems to interpret them differently and produce unexpected
results...
Diffstat (limited to 'src/mesa/drivers/dri/i915')
| -rw-r--r-- | src/mesa/drivers/dri/i915/intel_blit.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i915/intel_blit.c b/src/mesa/drivers/dri/i915/intel_blit.c index b00b0d9e1b..2d4d00edef 100644 --- a/src/mesa/drivers/dri/i915/intel_blit.c +++ b/src/mesa/drivers/dri/i915/intel_blit.c @@ -402,6 +402,9 @@ intelClearWithBlit(GLcontext * ctx, GLbitfield mask) b = *box; } + if (b.x1 >= b.x2 || b.y1 >= b.y2) + continue; + if (0) _mesa_printf("clear %d,%d..%d,%d, mask %x\n", b.x1, b.y1, b.x2, b.y2, mask); |